Journal of Vibration and Acoustics: Recent submissions
Now showing items 1581-1600 of 3913
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A Methodology for the Modeling of Forced Dynamical Systems From Time Series Measurements Using Time-Delay Neural Networks
(The American Society of Mechanical Engineers (ASME), 2009)The main goal of this research was to develop and present a general, efficient, mathematical, and theoretical based methodology to model nonlinear forced-vibrating mechanical systems from time ... -
Vibration Suppression of Mistuned Coupled-Blade-Disk Systems Using Piezoelectric Circuitry Network
(The American Society of Mechanical Engineers (ASME), 2009)For bladed-disk assemblies in turbomachinery, the elements are often exposed to aerodynamic loadings, the so-called engine order excitations. It has been reported that such excitations could cause ... -
Application of Modal Identification Methods to Spatial Structure Using Field Measurement Data
(The American Society of Mechanical Engineers (ASME), 2009)Modal identification with output-only measurements plays a key role in vibration-based damage detection, model updating, and structural health monitoring in civil engineering. This paper addresses ... -
Vibration Analysis of a Circular Tunnel With Jointed Liners Embedded in an Elastic Medium Subjected to Seismic Waves
(The American Society of Mechanical Engineers (ASME), 2009)This paper presents a frequency domain analysis of a circular tunnel with piecewise liners subjected to seismic waves. In our model, the surrounding medium of the tunnel is considered as a ... -
Ground-Based Vibration Response of a Spinning, Cyclic, Symmetric Rotor With Gyroscopic and Centrifugal Softening Effects
(The American Society of Mechanical Engineers (ASME), 2009)This paper is to study ground-based vibration response of a spinning, cyclic, symmetric rotor through a theoretical analysis and an experimental study. The theoretical analysis consists of three ... -
Friction-Induced Vibration in Lead Screw Systems: Mathematical Modeling and Experimental Studies
(The American Society of Mechanical Engineers (ASME), 2009)Lead screw mechanisms are used to convert rotary to linear motion. The velocity-dependent coefficient of friction at the contact between lead screw and nut threads can lead to self-excited ... -
Analytical Study of Vibration Isolation Between a Pair of Flexible Structures
(The American Society of Mechanical Engineers (ASME), 2009)The problem of flexible structure vibration isolation on a flexible foundation is analytically investigated by simplifying the vibration isolation as single axis isolation, which can be realized ... -
Effect of In-Plane Forces on Sound Radiation From Convected, Fluid Loaded Plates
(The American Society of Mechanical Engineers (ASME), 2009)The purpose of this work is to study the effects that plane stress has on the acoustic radiation from structures subjected to convected fluid loading. It is well established that fluid flow ... -
A Mathematical Model for Vibration-Induced Loosening of Preloaded Threaded Fasteners
(The American Society of Mechanical Engineers (ASME), 2009)A mathematical model is proposed for studying the vibration induced loosening of threaded fasteners that are subjected to harmonic transverse excitation, which often causes slippage between the ... -
Axial Fan Blade Tone Cancellation Using Optimally Tuned Quarter Wavelength Resonators
(The American Society of Mechanical Engineers (ASME), 2009)Fan noise challenges noise control engineers in developing products ranging in scale from small ventilation systems to large turbomachines. The dominant noise source in many axial fans is the ... -
Structural Health Monitoring With Autoregressive Support Vector Machines
(The American Society of Mechanical Engineers (ASME), 2009)The use of statistical methods for anomaly detection has become of interest to researchers in many subject areas. Structural health monitoring in particular has benefited from the versatility ... -
Vibration Control and Unbalance Estimation of a Nonlinear Rotor System Using Disturbance Observer
(The American Society of Mechanical Engineers (ASME), 2009)In rotating machinery, rotor unbalance causes many resonances at critical speeds corresponding to different modes. In this paper, a vibration control method for rotor systems utilizing disturbance ... -
Optimal Vibration Suppression of Timoshenko Beam With Tuned-Mass-Damper Using Finite Element Method
(The American Society of Mechanical Engineers (ASME), 2009)In this study, the structural vibration analysis and design of a Timoshenko beam with the attached tuned-mass-damper (TMD) under the harmonic and random excitations are presented using the finite ... -
Prediction of Pressure Pulsation for the Reciprocating Compressor System Using Finite Disturbance Theory
(The American Society of Mechanical Engineers (ASME), 2009)Pressure pulsations in the piping system of the reciprocating compressor produce excessive noise and even lead to damage in piping and machinery. Therefore, it is very important to predict ... -
A Study on the Sound Quality Evaluation Model of Mechanical Air-Cleaners
(The American Society of Mechanical Engineers (ASME), 2009)In operating the air-cleaner for a long time, people in a quiet enclosed space expect low sound at low operational levels for a routine cleaning of air. However, in the condition of high ... -
An Improvement to Holospectrum Based Field Balancing Method by Reselection of Balancing Object
(The American Society of Mechanical Engineers (ASME), 2009)In this paper, the holospectrum technique based balancing method has been improved by reselection of the balancing object. Current holospectrum based balancing technique uses the initial phase ... -
A Mechanical Fourier Series Generator: An Exact Solution
(The American Society of Mechanical Engineers (ASME), 2009)A vibrating system is constructed such that its natural frequencies are exact integer multiples of a base frequency. This system requires little energy to produce a periodic motion whose period ... -
On the Attachment Location of Dynamic Vibration Absorbers
(The American Society of Mechanical Engineers (ASME), 2009)In mechanical engineering a commonly used approach to attenuate vibration amplitudes in resonant conditions is the attachment of a dynamic vibration absorber. The optimal parameters for this ... -
Tire Damping Effect on Ride Quality of Vehicles With Active Control Suspensions
(The American Society of Mechanical Engineers (ASME), 2009)This paper studies the tire damping effect on the ride performance of a vehicle equipped with active suspension. Instead of first-order equation, a second-order approach is used for controller ... -
Mitigating Vibration Along an Arbitrarily Supported Elastic Structure Using Multiple Two-Degree-of-Freedom Oscillators
(The American Society of Mechanical Engineers (ASME), 2009)Simple spring-mass systems are often deployed as vibration absorbers to quench excess vibration in structural systems. In this paper, multiple two-degree-of-freedom oscillators that translate and ...